Patents by Inventor Srihari Raju Kalidindi

Srihari Raju Kalidindi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Co-crystals of SGLT2 inhibitors, process for their preparation and pharmaceutical compositions thereof
    Patent number: 11040961
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: June 22, 2021
    Assignee: Laurus Labs Limited
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murthy Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • Co-crystals of SGLT2 inhibitors, process for their preparation and pharmaceutical compositions thereof
    Patent number: 10836753
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: November 17, 2020
    Assignee: Laurus Labs Limited
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murthy Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • Co-crystals of SGLT2 inhibitors, process for their preparation and pharmaceutical compositions thereof
    Patent number: 10738038
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Grant
    Filed: August 2, 2019
    Date of Patent: August 11, 2020
    Assignee: Laurus Labs Limited
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murthy Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • NOVEL POLYMORPHS OF DOLUTEGRAVIR AND SALTS THEREOF
    Publication number: 20200181169
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Application
    Filed: January 2, 2020
    Publication date: June 11, 2020
    Inventors: Ram THAIMATTAM, Rajesh EDUPUGANTI, Venkata Sunil Kumar INDUKURI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • Process for the preparation of macitentan
    Patent number: 10669264
    Abstract: The present invention relates to an improved process for the preparation of macitentan and pharmaceutical acceptable salts thereof. Further present invention also relates to methylene chloride solvate of macitentan and their use in the preparation of pure macitentan.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: June 2, 2020
    Assignee: Laurus Labs Limited
    Inventors: Srivardhana Rao Jamjanam, Venkata Ramakrishna Murthy Moturu, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • NOVEL POLYMORPHS OF DOLUTEGRAVIR AND SALTS THEREOF
    Publication number: 20200157118
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Application
    Filed: January 14, 2020
    Publication date: May 21, 2020
    Inventors: Ram THAIMATTAM, Rajesh Edupuganti, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • Polymorphs of dolutegravir and salts thereof
    Patent number: 10654872
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Grant
    Filed: January 2, 2020
    Date of Patent: May 19, 2020
    Assignee: Laurus Labs Limited
    Inventors: Ram Thaimattam, Rajesh Edupuganti, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • Polymorphs of dolutegravir and salts thereof
    Patent number: 10647729
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Grant
    Filed: January 14, 2020
    Date of Patent: May 12, 2020
    Assignee: Laurus Labs Limited
    Inventors: Ram Thaimattam, Rajesh Edupuganti, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • Polymorphs of dolutegravir and salts thereof
    Patent number: 10597404
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Grant
    Filed: August 19, 2016
    Date of Patent: March 24, 2020
    Assignee: Laurus Labs Ltd.
    Inventors: Ram Thaimattam, Rajesh Edupuganti, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20190359605
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 28, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murt Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20190352290
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 21, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: Kameswar Rao CHIVUKULA, Ram THAIMATTAM, Veeranarayana BANDLAMUDI, Durga Visweswar Rao PADALA, Narapa Reddy GADE, Nageswar Rao REGANDLA, Sivarami Reddy YASAM, Venkata Rama Krishna Murt MOTURU, Venkata Sunil Kumar INDUKURI, Uma Maheswar Rao VASIREDDI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20190352289
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: August 2, 2019
    Publication date: November 21, 2019
    Applicant: Laurus Labs Ltd.
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata Rama Krishna Murt Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • Co-crystals of SGLT2 inhibitors, process for their preparation and pharmaceutical compositions thereof
    Patent number: 10428053
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Grant
    Filed: September 15, 2016
    Date of Patent: October 1, 2019
    Assignee: LAURUS LABS LIMITED
    Inventors: Kameswar Rao Chivukula, Ram Thaimattam, Veeranarayana Bandlamudi, Durga Visweswar Rao Padala, Narapa Reddy Gade, Nageswar Rao Regandla, Sivarami Reddy Yasam, Venkata RamaKrishnaMurthy Moturu, Venkata Sunil Kumar Indukuri, Uma Maheswar Rao Vasireddi, Srihari Raju Kalidindi, Satyanarayana Chava
  • NOVEL POLYMORPHS OF DOLUTEGRAVIR AND SALTS THEREOF
    Publication number: 20190023718
    Abstract: The present invention relates to novel crystalline forms of dolutegravir, process for its preparation and pharmaceutical composition comprising them.
    Type: Application
    Filed: August 19, 2016
    Publication date: January 24, 2019
    Inventors: Ram THAIMATTAM, Rajesh EDUPUGANTI, Venkata Sunil Kumar INDUKURI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • AN IMPROVED PROCESS FOR THE PREPARATION OF MACITENTAN
    Publication number: 20180370954
    Abstract: The present invention relates to an improved process for the preparation of macitentan and pharmaceutical acceptable salts thereof. Further present invention also relates to methylene chloride solvate of macitentan and their use in the preparation of pure macitentan.
    Type: Application
    Filed: November 30, 2016
    Publication date: December 27, 2018
    Applicant: Laurus Labs Ltd.
    Inventors: Srivardhana Rao Jamjanam, Venkata Ramakrishna Murthy Moturu, Venkata Sunil Kumar Indukuri, Srihari Raju Kalidindi, Satyanarayana Chava
  • CO-CRYSTALS OF SGLT2 INHIBITORS, PROCESS FOR THEIR PREPARATION AND PHARMACEUTICAL COMPOSITIONS THEREOF
    Publication number: 20180362514
    Abstract: The present invention provides solid forms of SGLT2 inhibitors, to processes for their preparation and their use in the purification of SGLT2 inhibitors and also provided pharmaceutical compositions comprising them and their use in therapy.
    Type: Application
    Filed: September 15, 2015
    Publication date: December 20, 2018
    Inventors: KAMESWAR Rao CHIVUKULA, Ram THAIMATTAM, Veeranarayana BANDLAMUDI, Durga Visweswar Rao PADALA, Narapa Reddy GADE, Nageswar Rao REGANDLA, Sivarami Reddy YASAM, Venkata RamaKrishnaMurthy MOTURU, Venkata Sunil Kumar INDUKURI, Uma Maheswar Rao VASIREDDI, Srihari Raju KALIDINDI, Satyanarayana CHAVA
  • STABLE PHARMACEUTICAL AQUEOUS COMPOSITIONS
    Publication number: 20110015273
    Abstract: The present invention refers to an parenterally administerable aqueous formulation containing paracetamol. For enhancing stability the formulation contains a sulphur containing antioxidant, preferably sodium metabisulfite. For making the formulation more soluble it contains hydroxy propyl beta cyclodextrin. The composition is used as analgesic.
    Type: Application
    Filed: January 12, 2009
    Publication date: January 20, 2011
    Inventors: Rajnarayana Kandhagatla, Srihari Raju Kalidindi